stmt->getIterator(); } /** * 获取列数 * wrapper method * @return int */ public function columnCount() { return $this->stmt->columnCount(); } /** * wrapper method * @return array|false|mixed *@throws DBException */ public function fetchNumeric() { try { return $this->stmt->fetchNumeric(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @return array|false|mixed *@throws DBException */ public function fetchAssociative() { try { return $this->stmt->fetchAssociative(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @return false|mixed *@throws DBException */ public function fetchOne() { try { return $this->stmt->fetchOne(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function fetchAllNumeric(): array { try { return $this->stmt->fetchAllNumeric(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function fetchAllAssociative(): array { try { return $this->stmt->fetchAllAssociative(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function fetchAllKeyValue(): array { try { return $this->stmt->fetchAllKeyValue(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function fetchAllAssociativeIndexed(): array { try { return $this->stmt->fetchAllAssociativeIndexed(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function fetchFirstColumn(): array { try { return $this->stmt->fetchFirstColumn(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function iterateNumeric(): \Traversable { try { return $this->stmt->iterateNumeric(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function iterateAssociative(): \Traversable { try { return $this->stmt->iterateAssociative(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function iterateKeyValue(): \Traversable { try { return $this->stmt->iterateKeyValue(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function iterateAssociativeIndexed(): \Traversable { try { return $this->stmt->iterateAssociativeIndexed(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @throws DBException */ public function iterateColumn(): \Traversable { try { return $this->stmt->iterateColumn(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method * @return int * @throws DBException */ public function rowCount() { try { return $this->stmt->rowCount(); } catch (\Throwable $e) { throw new DBException($e->getMessage(), $e->getCode(), $e); } } /** * wrapper method */ public function free(): void { $this->stmt->free(); } }